Which of the following statements is true?
a. Discrimination against women and blacks reduces
the demand for these workers, resulting in lower
wages paid these workers.
b. Discrimination is no longer a problem in the
United States.
c. A negative income tax system is a plan in which
everyone pays the same percentage of their
income as taxes.
d. A negative income tax system is a plan in which
those below a certain income receive a cash payment
from the government.